WO2008043408A1 - Poste de travail d'une machine pour textile - Google Patents

Poste de travail d'une machine pour textile Download PDF

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Publication number
WO2008043408A1
WO2008043408A1 PCT/EP2007/007357 EP2007007357W WO2008043408A1 WO 2008043408 A1 WO2008043408 A1 WO 2008043408A1 EP 2007007357 W EP2007007357 W EP 2007007357W WO 2008043408 A1 WO2008043408 A1 WO 2008043408A1
Authority
WO
WIPO (PCT)
Prior art keywords
thread
nozzle
suction nozzle
storage
closure means
Prior art date
Application number
PCT/EP2007/007357
Other languages
German (de)
English (en)
Inventor
Wilhelm Oehrl
Maximilian Preutenborbeck
Thomas Wegmann
Original Assignee
Oerlikon Textile Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oerlikon Textile Gmbh & Co. Kg filed Critical Oerlikon Textile Gmbh & Co. Kg
Priority to CN2007800373518A priority Critical patent/CN101522550B/zh
Publication of WO2008043408A1 publication Critical patent/WO2008043408A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00—Forwarding filamentary material
    • B65H51/20—Devices for temporarily storing filamentary material during forwarding, e.g. for buffer storage
    • B65H51/205—Devices for temporarily storing filamentary material during forwarding, e.g. for buffer storage by means of a fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/70—Other constructional features of yarn-winding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/70—Other constructional features of yarn-winding machines
    • B65H54/707—Suction generating system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
    • B65H67/08—Automatic end-finding and material-interconnecting arrangements
    • B65H67/081—Automatic end-finding and material-interconnecting arrangements acting after interruption of the winding process, e.g. yarn breakage, yarn cut or package replacement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Definitions

  • the invention relates to a workstation of a textile machine according to the preamble of claim 1.
  • Such jobs are known for example in connection with open-end rotor spinning machines and described in DE 101 39 073 Al or in DE 101 39 075 Al relatively detail.
  • Such open-end rotor spinning machines generally have a large number of these identical, in series juxtaposed jobs, which are each equipped with an open-end spinning device and with a winding device.
  • each of the workstations has, inter alia, a pivotably mounted suction nozzle, which is adjustable by means of a stepping motor between a yarn end receiving position in the region of the cross-wound bobbin and a yarn end transfer position in the region of the open-end spinning device.
  • the suction nozzle takes a, for example after a yarn break on the surface of the cheese accumulated yarn end and transfers it to a piecing device positioned in the area of the open-end spinning device.
  • these jobs have a pneumatically actuable storage nozzle, which stores temporarily during the run-up of the job the resulting excess thread, preferably in the form of a thread loop.
  • Open-end spinning machines which are equipped with such self-sufficient workstations are characterized on the one hand by a high degree of flexibility in the simultaneous processing of different yarn lots and have a higher overall efficiency than "normal" open-end spinning machines, since the work stations, if necessary, not on a along the Jobs patrolling spinning unit must wait, which leads in "normal" open-end spinning machines again and again to waiting times when re-spinning the jobs.
  • the present invention seeks to provide autarkic jobs for open-end spinning machines, which are designed so that the air consumption of these jobs is lowered when re-spinning.
  • the inventive equipment a self-sufficient work with a suction nozzle and a storage nozzle, which are connected to the vacuum network of a textile machine, that the suction nozzle, which has a relatively high suction air consumption when it is no longer needed, regardless of the storage nozzle, the suction air consumption significantly lower is, can be decoupled from the vacuum network leads immediately to the jobs to a significant under-consumption of suction. That is, the equipment according to the invention has the advantage that the suction nozzle, which represents the much larger air consumers in the work area, specifically only as long connected to the vacuum network, as required at the suction nozzle negative pressure.
  • the suction nozzle is pneumatically loaded only during a relatively short period of time, which extends from the yarn end receiving over the yarn transfer to the yarn transfer to the piecing.
  • the suction nozzle is pneumatically separated from the vacuum network.
  • the storage nozzle which consumes far less air, on the other hand, remains so long on the vacuum network until the cheese stored in the coil frame of the work station has reached its regular winding speed.
  • the storage nozzle ensures a safe guidance of the thread and a correct winding tension during this time. That is, the resulting during the run-up of a job excess thread is temporarily stored by the storage nozzle in the form of a thread loop.
  • the suction nozzle and the storage nozzle are connected via connecting lines which have a common connecting piece to the vacuum network of the textile machine.
  • a first, controllable closing means is arranged, while in the connecting line, which leads to the suction nozzle, a second, likewise defined controllable closure means is turned on.
  • Such a design makes it possible to ensure in a simple manner that by pressing the second closure means at any time the suction nozzle from the vacuum network is removable or by appropriate actuation of the first closure means, the suction nozzle and the storage nozzle are jointly decoupled from the vacuum network.
  • the suction nozzle and the storage nozzle are each connected to the via a separate connection line
  • Suction nozzle is only then subjected to negative pressure when the negative pressure for receiving and conveying the thread is absolutely necessary.
  • the storage nozzle can be operated independently of the suction nozzle, that is, be subjected to negative pressure.
  • the closure means via which the suction nozzle or the storage nozzle can be pneumatically connected to the vacuum network, to a control device of the job, the so-called
  • the control device is software-designed so that the two closure means can be controlled preferably both at different times, as well as different lengths.
  • the opening time of the sealing means for the suction nozzle depends, among other things, on the period of time which elapses until the thread has been successfully picked up, which is monitored by sensors.
  • Opening time for the closing means of the suction nozzle is Opening time for the closing means of the suction nozzle.
  • the opening times of the closure means for the suction nozzle and for the storage nozzle usually differ considerably.
  • the opening time for the closing means of the suction nozzle is usually relatively short, while the storage nozzle preferably remains pneumatically connected throughout the entire Anspinnreaes to the vacuum network.
  • At least the closure means for the suction nozzle is designed as a slide which can be positioned by a pneumatic cylinder.
  • a slide is, especially when it is integrated into a pneumatic connecting line, a proven and cost-effective component, which is also relatively insensitive to fiber fly and thread ends in such pneumatic leads.
  • FIG. 1 shows a perspective view of a self-sufficient workstation of an open-end rotor spinning machine with a workstation's own suction nozzle and a workstation's own storage nozzle, which are connected to the machine's own vacuum network, in a first embodiment
  • FIG. 2 shows a side view of a self-sufficient workstation of an open-end rotor spinning machine with a workstation's own suction nozzle and a workstation's own storage nozzle, which are connected to the machine's own vacuum network, in a further embodiment.
  • Fig. 1 shows a perspective view of a self-sufficient workstation 1 of an open-end rotor spinning machine, in which a first embodiment of the subject invention is used.
  • Such jobs as known and therefore shown only schematically, inter alia, an open-end spinning device 2 and a winding device. 3
  • a piecing element 16 is arranged, which takes over the thread 9 which has been retrieved after a thread break or a controlled cleaning cut by a suction nozzle 4 from the cheese 8 and prepares the thread end for re-piecing.
  • a thread withdrawal device 27 is present, which both the removal of the spun yarn 9 from the Offenend- Spinning device 2 takes over during the regular spinning operation, as well as the re-spinning for the defined return of a prepared thread 9 in the open-end spinning device 2 provides.
  • the winding device 3 is, as usual, from a creel 22 for rotatably supporting the cheese 8, a preferably acted upon by a reversible single drive 56 drive drum 23 and a Fadenchangier Surprise 24, which is driven for example by means of a stepping motor 57.
  • a thread-centering device In front of the thread-changing device 24, a thread-centering device can also be arranged in the form of a pivoting centering plate.
  • the self-sufficient workstation has a pivotably mounted suction nozzle 4, which is adjustable by means of a stepping motor 6 between a thread receiving position lying in the region of the winding device 3 and a yarn transfer position lying in the region of the spinning device 2.
  • the suction nozzle 4 carries the rear side a thread catching element 7, which has, for example, an S-shaped thread guide edge, a thread catching contour and a switching plate.
  • Each of the jobs 1 also has a thread monitor 26, a paraffining device 17 and a pneumatically actuable storage nozzle 60, which temporarily stores the resulting, excess thread length during startup of the job 1 and thereby ensures that in the Open-end spinning device produced thread is wound up with a proper winding tension.
  • Both the storage nozzle 60 and the pivotally mounted suction nozzle 4 are connected to the machine's own vacuum network 20, the vacuum source is indicated in the figures by the reference numeral 30.
  • the suction nozzle 4 which has a relatively high suction air consumption, with each piecing process less than 10 sec. Required.
  • the storage nozzle 60, the suction air consumption is significantly lower, however, remains much longer, usually over 20 sec., Connected to the vacuum network 20 of the textile machine.
  • the suction nozzle 4 is connected via a connecting line 12A and the storage nozzle 60 via a connecting line IIA to a connecting piece 13, which in turn is connected to the vacuum network 20.
  • a defined controllable closure means 15A is arranged, while in the connecting line 12A, a closure means 14A is turned on.
  • the closure means 14A, 15A are connected via control lines 18 and 19 to a control device 25, which ensures that the closure means 14A, 15A are opened or closed as needed.
  • FIG. 2 shows a further, alternative embodiment of the invention
  • Storage nozzle 60 each connected via separate connection lines IIB and 12B directly to the vacuum network 20 of the textile machine.
  • a closure means 15B is integrated into the connection line IIB
  • a closure means 14B is integrated in the connection line 12B, the closure means 14B or 15B also being connected to the control means 25 via control lines 18, 19.
  • the thread 9 produced in the open-end spinning device 2 is withdrawn by means of the thread withdrawal device 27 and wound on the winding device 3 to form a cross-wound bobbin 8.
  • the cross-wound bobbin 8 rotatably mounted between the arms of a creel 22 rests with its surface on the drive motor drum 23 which is driven by a single motor and is driven by the latter via frictional engagement in the winding-up direction.
  • the thread 9 is laid by means of the thread-changing device 24 so that it runs in intersecting layers on the lateral surface of the cheese 8.
  • the suction nozzle 4 is positioned in a parked position during this "normal" spinning process and is pneumatically separated from the vacuum network 20, that is, no vacuum is applied to the suction nozzle 4 during the spinning process.
  • a fault such as a yarn breakage
  • the thread monitor 26 designed as a workstation controller 25 ensures that both the spinning device 2 of the relevant job. 1 stopped, and the associated winding device 3 are braked.
  • job computer 25 ensures that the
  • Vacuum network 20 is connected.
  • Locking means 14A and 15A in the sense of "open" controlled.
  • the drive drum 23 is rotated in the unwinding, so that the accumulated after the yarn breakage on the lateral surface of the cheese 8 end of the thread can be absorbed by the suction nozzle 4.
  • the successful picking up of the thread 9 is preferably monitored by a sensor device (not shown) arranged inside the suction nozzle 4.
  • the suction nozzle 4 is then pivoted by the stepping motor 6 down and passes the thread, as shown in the
  • Thread 9 cut to length, disposed of the cut thread end and the
  • the suction nozzle 4 is less than 10 sec. Pneumatically continuous to the vacuum network 20 of the
  • Thread withdrawal device 27 controlled by the workstation computer 25 so that a defined thread return in the
  • Open-end spinning device 2 takes place inside.
  • the prepared thread end of the thread 9 is applied to a circulating within the open-end spinning device 2 fiber ring, which is thereby broken.
  • Thread withdrawal device 27 withdrawn and, as already mentioned, wound on the winding device 3 on the cheese 8, the latest at the beginning of the thread withdrawal by the
  • Thread withdrawal device 27 is accelerated in the winding direction.
  • Mouth of the storage nozzle 60 happens is sucked in a loop shape by the vacuum-pressurized storage nozzle 60 and thereby maintained at winding tension.
  • the thread loop decreases in the storage nozzle 60, which can be monitored, for example, by sensors.
  • the storage nozzle 60 also becomes the suction air network switched off, that is, the controller 25 ensures that the closure means 15 A is closed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Replacement Of Web Rolls (AREA)

Abstract

L'invention concerne un poste de travail d'une machine pour textile comprenant un dispositif de filature open-end pour confectionner un fil, un dispositif de bobinage pour enrouler le fil en une bobine croisée, une buse d'aspiration montée de manière pivotante et raccordée à un réseau à dépression de la machine pour textile pour recueillir le fil de la surface de la bobine croisée, ainsi qu'une buse de stockage raccordée au réseau à dépression pour le stockage temporaire d'un excédant de fil formé pendant une montée en régime du poste de travail sous forme d'une boucle de fil. L'invention prévoit que la buse d'aspiration (4), qui présente une consommation relativement importante d'air d'aspiration, et la buse d'accumulation (60), qui présente une consommation nettement moins importante d'air d'aspiration, soient raccordées au réseau à dépression (20) de la machine pour textile de manière à ce qu'en cas de besoin, la buse d'aspiration (4) puisse être découplée du réseau à dépression (20) indépendamment de la buse d'accumulation (60).
PCT/EP2007/007357 2006-10-06 2007-08-21 Poste de travail d'une machine pour textile WO2008043408A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2007800373518A CN101522550B (zh) 2006-10-06 2007-08-21 纺织机的工位

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610047288 DE102006047288A1 (de) 2006-10-06 2006-10-06 Arbeitsstelle einer Textilmaschine
DE102006047288.8 2006-10-06

Publications (1)

Publication Number Publication Date
WO2008043408A1 true WO2008043408A1 (fr) 2008-04-17

Family

ID=38712007

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/007357 WO2008043408A1 (fr) 2006-10-06 2007-08-21 Poste de travail d'une machine pour textile

Country Status (3)

Country Link
CN (1) CN101522550B (fr)
DE (1) DE102006047288A1 (fr)
WO (1) WO2008043408A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101929006A (zh) * 2009-06-27 2010-12-29 欧瑞康纺织有限及两合公司 自由端转杯纺纱机
CN107964701A (zh) * 2016-10-20 2018-04-27 里特机械公司 纺织机的工位、用于纺织机的工位的气动式储纱机构和纺织机
EP3901336A1 (fr) * 2020-04-22 2021-10-27 Maschinenfabrik Rieter AG Métier à filer doté d'une pluralité de postes de travail les uns à côté des autres, ainsi que procédé de fonctionnement d'un métier à filer doté d'une pluralité de postes de travail les uns à côté des autres

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008026777A1 (de) * 2008-06-04 2009-12-10 Oerlikon Textile Gmbh & Co. Kg Saugdüse
DE102008037992A1 (de) * 2008-08-16 2010-02-18 Oerlikon Textile Gmbh & Co. Kg Verfahren und Vorrichtung zum Betreiben einer Kopsentstaubungsanlage einer Kreuzspulen herstellenden Textilmaschine
DE102009050582A1 (de) * 2009-10-24 2010-05-20 Oerlikon Textile Gmbh & Co. Kg Verfahren zum Anspinnen einer Offenend-Rotorspinnvorrichtung
DE102015007174A1 (de) 2015-06-03 2016-12-08 Saurer Germany Gmbh & Co. Kg Kreuzspulen herstellende Textilmaschine
DE102016110147A1 (de) * 2016-06-01 2017-12-07 Rieter Ingolstadt Gmbh Spinnmaschine mit einer Vielzahl von Arbeitsstellen und einer Absaugeinrichtung
EP3489399B1 (fr) * 2017-11-27 2021-06-09 Savio Macchine Tessili S.p.A. Métier à filer à bout libre avec une bouche d'aspiration pour l'élimination du fil améliorer et méthode de raccord correspondant
DE102018112802A1 (de) * 2018-05-29 2019-12-05 Maschinenfabrik Rieter Ag Verfahren zum Betreiben einer Textilmaschine sowie Textilmaschine
DE102019125672A1 (de) * 2019-09-24 2021-03-25 Saurer Spinning Solutions Gmbh & Co. Kg Verfahren zum Betreiben einer Kreuzspulen herstellenden Textilmaschine und eine Kreuzspulen herstellende Textilmaschine
DE102020106127A1 (de) 2020-03-06 2021-09-09 Maschinenfabrik Rieter Ag Verfahren zum Betreiben einer Spinn- oder Spulmaschine sowie Spinn- oder Spulmaschine
DE102020111342A1 (de) 2020-04-27 2021-10-28 Saurer Spinning Solutions Gmbh & Co. Kg Textilmaschine sowie Servicewagen für Textilmaschinen
IT202000025831A1 (it) * 2020-10-30 2022-04-30 Savio Macch Tessili Spa Stazione di filatura di una macchina di filatura a rotore con dispositivo di avvolgimento del filato migliorato, macchina di filatura a rotore e relativo metodo di filatura
DE102021126127A1 (de) 2021-10-08 2023-04-13 Maschinenfabrik Rieter Ag Kreuzspulenherstellende Textilmaschine mit einer Vielzahl gleichartiger, nebeneinander angeordneter Arbeitsstellen und mit einem Unterdrucksystem

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DE10123834A1 (de) * 2001-05-16 2002-11-21 Schlafhorst & Co W Vorrichtung zum Aufwickeln eines laufenden Fadens auf eine Auflaufspule an einer Arbeitsstelle einer Textilmaschine
DE10139074A1 (de) * 2001-08-09 2003-02-20 Schlafhorst & Co W Offenend-Rotorspinnmaschine
DE10139075A1 (de) * 2001-08-09 2003-02-20 Schlafhorst & Co W Offenend-Rotorspinnmaschine

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DE3225379A1 (de) * 1982-07-07 1984-01-12 W. Schlafhorst & Co, 4050 Mönchengladbach Verfahren und vorrichtung zum aufsuchen und festhalten eines fadenendes
DE10139072B4 (de) * 2001-08-09 2009-12-17 Oerlikon Textile Gmbh & Co. Kg Serviceaggregat zum Wiederanspinnen von Arbeitsstellen einer Offenend-Spinnmaschine
DE10257804A1 (de) * 2002-12-11 2004-07-01 Saurer Gmbh & Co. Kg Verfahren und Vorrichtung zur Inbetriebnahme einer Arbeitsstelle einer Kreuzspulen herstellenden Textilmaschine

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
DE10123834A1 (de) * 2001-05-16 2002-11-21 Schlafhorst & Co W Vorrichtung zum Aufwickeln eines laufenden Fadens auf eine Auflaufspule an einer Arbeitsstelle einer Textilmaschine
DE10139074A1 (de) * 2001-08-09 2003-02-20 Schlafhorst & Co W Offenend-Rotorspinnmaschine
DE10139075A1 (de) * 2001-08-09 2003-02-20 Schlafhorst & Co W Offenend-Rotorspinnmaschine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101929006A (zh) * 2009-06-27 2010-12-29 欧瑞康纺织有限及两合公司 自由端转杯纺纱机
CN101929006B (zh) * 2009-06-27 2015-03-11 索若德国两合股份有限公司 自由端转杯纺纱机
CN107964701A (zh) * 2016-10-20 2018-04-27 里特机械公司 纺织机的工位、用于纺织机的工位的气动式储纱机构和纺织机
EP3901336A1 (fr) * 2020-04-22 2021-10-27 Maschinenfabrik Rieter AG Métier à filer doté d'une pluralité de postes de travail les uns à côté des autres, ainsi que procédé de fonctionnement d'un métier à filer doté d'une pluralité de postes de travail les uns à côté des autres
US11702770B2 (en) 2020-04-22 2023-07-18 Maschinenfabrik Rieter Ag Spinning machine with a plurality of adjacently arranged workstations and method for operating a spinning machine with a plurality of adjacently arranged workstations

Also Published As

Publication number Publication date
CN101522550B (zh) 2012-05-30
CN101522550A (zh) 2009-09-02
DE102006047288A1 (de) 2008-04-10

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